Mini 3-port industrial Ethernet switch, also known as Ethernet bus connector and network tee. The size of a mahjong; Directly inserted into the network interface of the device to immediately expand the device's one network interface into two network interfaces to realize the "hand in hand" bus connection of Ethernet; Do not take up the mounting position of lead rails; In line with IEEE802.3 and 10/100Base-TX industrial Ethernet standard; Network interface rate: 10/100M, self-adaptive; Broadcast storm suppression function; With power supply and Ethernet interface status indicators; Each network interface isolated from each other and the network interface isolated from the power interface; 5-36VDC wide voltage power supply; -20-+75℃ industrial grade working temperature; Widely used in a variety of Ethernet devices with limited mounting space.